package com.example;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

@WebServlet("/hello2")
public class HelloServlet2 extends HttpServlet {

    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        req.setAttribute("username", "zhangSan");
        req.getRequestDispatcher("/WEB-INF/jsp/hello2.jsp").forward(req, resp);//转发到 ***.jsp
    }
//http://localhost:8080/idea_demo3_webapp_war_exploded/hello2

    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {

    }
}
